ADAS Control Unit Input/Output Signal Item
Input Signal Item
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Transmit unit |
Signal name |
Description |
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ECM |
CAN communication |
Closed throttle position signal |
Receives idle position state (ON/OFF) |
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Accelerator pedal position signal |
Receives accelerator pedal position (angle) |
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ICC prohibition signal |
Receives an operable/inoperable state of the ICC system |
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Engine speed signal |
Receives engine speed |
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ICC steering switch signal |
MAIN switch signal |
Receives the operational state of the ICC steering switch |
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SET/COAST switch signal |
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CANCEL switch signal |
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RESUME/ACCELERATE switch signal |
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DISTANCE switch signal |
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Stop lamp switch signal |
Receives an operational state of the brake pedal |
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ICC brake switch signal |
Receives an operational state of the brake pedal |
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Snow mode switch signal |
Receives an operational state of the snow mode |
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TCM |
CAN communication |
Input speed signal |
Receives the number of revolutions of input shaft |
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Current gear position signal |
Receives a current gear position |
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Shift position signal |
Receives a selector lever position |
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Output shaft revolution signal |
Receives the number of revolutions of output shaft |
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ABS actuator and electric unit (control unit) |
CAN communication |
ABS malfunction signal |
Receives a malfunction state of ABS |
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ABS operation signal |
Receives an operational state of ABS |
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ABS warning lamp signal |
Receives an ON/OFF state of ABS warning lamp |
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TCS malfunction signal |
Receives a malfunction state of TCS |
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TCS operation signal |
Receives an operational state of TCS |
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VDC OFF switch signal |
Receives an ON/OFF state of VDC |
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VDC malfunction signal |
Receives a malfunction state of VDC |
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VDC operation signal |
Receives an operational state of VDC |
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Vehicle speed signal |
Receives wheel speeds of four wheels |
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Stop lamp switch signal |
Receives an operational state of the brake pedal |
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Yaw rate signal |
Receives yaw rate acting on the vehicle |
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Combination meter |
CAN communication |
Parking brake switch signal |
Receives an operational state of the parking brake |
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Steering angle sensor |
CAN communication |
Steering angle sensor malfunction signal |
Receives a malfunction state of steering angle sensor |
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Steering angle sensor signal |
Receives the number of revolutions, turning direction of the steering wheel |
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Steering angle speed signal |
Receives the turning angle speed of the steering wheel |
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Transfer control unit |
CAN communication |
Current 4WD mode signal |
Receives a mode selection state of the 4WD mode |
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ICC sensor |
ITS communication |
ICC sensor signal |
Receives detection results, such as the presence or absence of a leading vehicle and distance from the vehicle |
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Output Signal Item
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Reception unit |
Signal name |
Description |
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ECM |
CAN communication |
ICC operation signal |
Transmits an ICC operation signal necessary for intelligent cruise control |
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ABS actuator and electric unit (control unit) |
CAN communication |
Brake fluid pressure control signal |
Transmits a brake fluid pressure control signal to activates the brake |
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Combination meter |
CAN communication |
Meter display signal |
Own vehicle indicator signal |
Transmits a signal to display a state of the system on the information display |
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Vehicle ahead detection indicator signal |
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Set vehicle speed indicator signal |
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Set distance indicator signal |
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SET switch indicator signal |
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MAIN switch indicator signal |
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ICC warning lamp signal |
Transmits an ICC warning lamp signal to turn ON the ICC system warning lamp |
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FEB warning lamp signal |
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ICC sensor |
ITS communication |
Vehicle speed signal |
Transmits a vehicle speed calculated by the ADAS control unit |
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ADAS control unit 2 |
ITS communication |
Warning buzzer signal |
Transmits a warning buzzer signal to turn ON the buzzer |
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ICC brake hold relay |
ICC brake hold relay drive signal |
Activates the brake hold relay and turns ON the stop lamp |
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